如何从单个查询获取多个MySQL表的输出?
我们知道一个查询可以有多个MySQL语句,后跟一个分号。假设如果我们要从多个表中获取结果,则请看以下示例,通过编写单个查询从“Student_info”和“Student_detail”中获取结果集-
mysql> Select Name, Address from Student_info; Select Studentid, Address from Student_detail; +---------+------------+ | Name | Address | +---------+------------+ | YashPal | Amritsar | | Gaurav | Chandigarh | | Raman | Shimla | | Ram | Jhansi | | Shyam | Chandigarh | | Mohan | Delhi | | Saurabh | NULL | +---------+------------+ 7 rows in set (0.00 sec) +-----------+------------+ | Studentid | Address | +-----------+------------+ | 100 | Delhi | | 101 | Shimla | | 103 | Jaipur | | 104 | Chandigarh | | 105 | Chandigarh | +-----------+------------+ 5 rows in set (0.00 sec)
在上面的示例中,在由分号分隔的一行上输入了两个语句,并且按顺序获得了输出。
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